13211380

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:114

約数の個数: 144

約数和(自身を含む): 37403856

約数和(自身を除く): 24192476

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 17, 20, 26, 28, 34, 35, 49, 52, 61, 65, 68, 70, 85, 91, 98, 119, 122, 130, 140, 170, 182, 196, 221, 238, 244, 245, 260, 305, 340, 364, 427, 442, 455, 476, 490, 595, 610, 637, 793, 833, 854, 884, 910, 980, 1037, 1105, 1190, 1220, 1274, 1547, 1586, 1666, 1708, 1820, 2074, 2135, 2210, 2380, 2548, 2989, 3094, 3172, 3185, 3332, 3965, 4148, 4165, 4270, 4420, 5185, 5551, 5978, 6188, 6370, 7259, 7735, 7930, 8330, 8540, 10370, 10829, 11102, 11956, 12740, 13481, 14518, 14945, 15470, 15860, 16660, 20740, 21658, 22204, 26962, 27755, 29036, 29890, 30940, 36295, 38857, 43316, 50813, 53924, 54145, 55510, 59780, 67405, 72590, 77714, 94367, 101626, 108290, 111020, 134810, 145180, 155428, 188734, 194285, 203252, 216580, 254065, 269620, 377468, 388570, 471835, 508130, 660569, 777140, 943670, 1016260, 1321138, 1887340, 2642276, 3302845, 6605690, 13211380]

約数ペア:

[(1, 13211380), (2, 6605690), (4, 3302845), (5, 2642276), (7, 1887340), (10, 1321138), (13, 1016260), (14, 943670), (17, 777140), (20, 660569), (26, 508130), (28, 471835), (34, 388570), (35, 377468), (49, 269620), (52, 254065), (61, 216580), (65, 203252), (68, 194285), (70, 188734), (85, 155428), (91, 145180), (98, 134810), (119, 111020), (122, 108290), (130, 101626), (140, 94367), (170, 77714), (182, 72590), (196, 67405), (221, 59780), (238, 55510), (244, 54145), (245, 53924), (260, 50813), (305, 43316), (340, 38857), (364, 36295), (427, 30940), (442, 29890), (455, 29036), (476, 27755), (490, 26962), (595, 22204), (610, 21658), (637, 20740), (793, 16660), (833, 15860), (854, 15470), (884, 14945), (910, 14518), (980, 13481), (1037, 12740), (1105, 11956), (1190, 11102), (1220, 10829), (1274, 10370), (1547, 8540), (1586, 8330), (1666, 7930), (1708, 7735), (1820, 7259), (2074, 6370), (2135, 6188), (2210, 5978), (2380, 5551), (2548, 5185), (2989, 4420), (3094, 4270), (3172, 4165), (3185, 4148), (3332, 3965)]